21068262

素因数分解:

$2^1\times 3^4\times {\mathrm{130051}}^1$

素因数の和:130065

約数の個数: 20

約数和(自身を含む): 47208876

約数和(自身を除く): 26140614

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 130051, 260102, 390153, 780306, 1170459, 2340918, 3511377, 7022754, 10534131, 21068262]

約数ペア:

[(1, 21068262), (2, 10534131), (3, 7022754), (6, 3511377), (9, 2340918), (18, 1170459), (27, 780306), (54, 390153), (81, 260102), (162, 130051)]